Foods That Cause Protein in Urine
Protein in urine, medically known as proteinuria , is a condition where excess protein leaks from the blood into the urine. Normally, healthy kidneys filter waste while retaining essential nutrients like protein. When the kidneys are stressed or damaged, protein may pass into the urine. While medical conditions such as diabetes, high blood pressure, and kidney disease are common causes, diet also plays an important role in worsening protein leakage. Certain foods can overburden the kidneys, increase inflammation, or raise blood pressure—leading to or aggravating protein in urine. Understanding which foods to avoid can help protect kidney function and prevent further damage. 1. Excessive Salt (High-Sodium Foods) High salt intake is one of the biggest dietary contributors to kidney stress. Salt increases blood pressure, and high blood pressure damages the tiny filtering units (glomeruli) of the kidneys. Foods high in salt include: Pickles Papad Namkeen and chips Processed sna...